| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do we [vb infin] for | 40 |
|
| 2 | do we [vb infin] for | 27 |
|
| 3 | did we [vb infin] for | 12 |
|
| 4 | do we account for | 7 |
|
